Toothbrush



FIG. 1 is a front elevation view of my new design for a toothbrush;

FIG. 2 is rear elevation view thereof;

FIG. 3 is a left side elevation view thereof, the right side being a mirror image thereof;

FIG. 4 is a front elevation view of an alternate embodiment of my new design for a toothbrush, wherein the shading designates color;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a left side elevation view thereof, the right side being a mirror image thereof;

FIG. 7 is a front elevation view of another alternate of my new design for a toothbrush;

FIG. 8 is a rear elevation view thereof;

FIG. 9 is a left side elevation view thereof, the right side being a mirror image thereof;

FIG. 10 is a front elevation view of another alternate of my new design for a toothbrush, the shading designating color;

FIG. 11 is a rear elevation view thereof; and,

FIG. 12 is a left side elevation view thereof, the right side being a mirror image thereof. 

The ornamental design for a toothbrush, as shown and described. 